220223204321042 has 16 divisors (see below), whose sum is σ = 355966273342680. Its totient is φ = 101578308308352.

The previous prime is 220223204321009. The next prime is 220223204321053. The reversal of 220223204321042 is 240123402322022.

It is a happy number.

220223204321042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 219988550304121 + 234654016921 = 14832011^2 + 484411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220223204320996 and 220223204321014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2632066073 + ... + 2632149740.

Almost surely, 2^{220223204321042} is an apocalyptic number.

220223204321042 is a deficient number, since it is larger than the sum of its proper divisors (135743069021638).

220223204321042 is a wasteful number, since it uses less digits than its factorization.

220223204321042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5264217437.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 220223204321042 its reverse (240123402322022), we get a palindrome (460346606643064).

The spelling of 220223204321042 in words is "two hundred twenty trillion, two hundred twenty-three billion, two hundred four million, three hundred twenty-one thousand, forty-two".